let app = new Vue({
    el:'#root',
    data:{
        title:'hello',
        inputValue:'hhhh'
    },
    methods:{
        handleClick(num,e){
            this.title = num;
            console.log(e);
        },
        handleDivClick(){
            console.log('div click');
        },
        clear(){
            this.inputValue = '';
        },
        onClick(){
             console.log('object');
        }
    }
})